826 to 850 of 971 Linux Jobs in London

Electronic Trading Network & Systems Engineer

Hiring Organisation
James Joseph Associates
Location
EC2N, Broad Street, Greater London, United Kingdom
Employment Type
Permanent
Salary
£150000 - £170000/annum Circa 40-80% Bonus + Bens
performance, system efficiency and execution speed are critical to trading performance. You will take ownership of engineering and optimising ultra-low-latency infrastructure spanning Linux servers, high-performance networks, physical colocation environments and AWS cloud infrastructure. The role offers significant technical ownership, with the opportunity to influence infrastructure architecture, introduce … infrastructure supporting high-frequency and electronic trading platforms. Improve network connectivity and trading system performance, minimising latency, jitter and packet loss. Configure and tune Linux systems for maximum performance, including CPU affinity, NUMA optimisation, kernel tuning and kernel bypass. Engineer and maintain high-performance networking across physical data centres, colocation ...

Data Analyst

Location
Greater London, England, United Kingdom
Jupyter Notebooks etc.) Airflow/Algo for workflow management Git Any exposure to compressed file formats, such as Parquet or HDF5, is highly advantageous Linux/Bash skills are highly desirable Job title: Data Analyst Client: Elite FinTech Salary: £65,000-£100,000 + Bonus Location: London Skills: SQL, Python … PySpark, Airflow, Linux #J-18808-Ljbffr ...

Senior Server and Storage Specialist

Hiring Organisation
Red King Resourcing
Location
Kingston upon Thames, London, United Kingdom
Employment Type
Permanent
Salary
£49000 - £52250/annum
operations and ongoing technology improvements. Key Requirements Extensive experience administering and supporting server technologies, both physical and virtual Strong Windows Server administration skills Linux server administration experience Experience with physical, virtual and cloud-based storage technologies Knowledge of backup technologies and disaster recovery practices Experience with infrastructure monitoring and management … across both operational support and infrastructure improvement initiatives Key Responsibilities Manage and provision both physical and virtual server infrastructure Administer and support Windows and Linux server environments Monitor infrastructure performance and availability using appropriate management tools Maintain server security, patch management and anti-malware solutions Contribute to infrastructure strategy, planning ...

HPC Support Engineer

Location
Greater London, England, United Kingdom
working closely with researchers and technical teams to understand demanding workloads, solve complex infrastructure challenges and continually improve the platform. You’ll work across Linux based compute environments, GPU infrastructure, high performance storage and networking, with technologies including Slurm, Python, Bash and Ansible. You’ll also have exposure … helping them get the best possible performance from the platform and translating complex technical requirements into practical solutions. If you have solid HPC or Linux infrastructure experience and enjoy working with Slurm, GPUs, automation and large scale systems, this is a chance to take on a technically varied role within ...

Murex Risk Developer

Location
Greater London, England, United Kingdom
Market Risk requirements and effectively communicate with Risk Managers, Quants and Capital Markets business users. Technical Skills SQL* Oracle/relational databases Unix/Linux Shell scripting Python Java XML/JSON REST APIs/integration technologies Git or equivalent source-control tools CI/CD and DevOps processes Batch … scheduling/enterprise schedulers Strong SQL and Unix/Linux troubleshooting skills are particularly important. Preferred Qualifications 5-10+ years of Capital Markets technology experience. 3-5+ years of hands-on Murex MX.3 development/configuration experience. Experience working for a global investment bank or Capital Markets organization. ...

Penetration Tester

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£55,000
part of a team. * Strong manual testing capability and sound judgement in selecting and using automated tools, with practical experience of Kali Linux, Burp Suite, Nmap, and Qualys or Nessus. * Familiarity with recognised penetration testing methodologies and frameworks, together with the ability to script or automate tasks using Python, PowerShell … Bash, or a comparable language. * Good knowledge of modern web architecture, common web and API vulnerabilities, TCP/IP, Windows and Linux security, and Active Directory and Microsoft Entra ID attack paths. * Experience delivering, or the ability to deliver, wider technical assessments such as vulnerability assessments and configuration reviews against ...

Graduate Quant Developer Squarepoint Capital · London, United Kingdom 13 hours ago

Location
Greater London, England, United Kingdom
Prior exposure to software development in a commercial, academic, or research environment, evidenced through internships, academic projects, work experience, or personal projects Familiarity with Linux and version control systems (e.g. git) Ability to work effectively with AI tools and systems, including demonstrable experience using them collaboratively to enhance software development … financial markets through coursework, projects, or internships Previous experience in a financial services or technology‐driven environment Hands‐on experience using git and Linux in team‐based or academic projects #J-18808-Ljbffr ...

Murex Risk Developer

Hiring Organisation
ARM
Location
London, United Kingdom
Employment Type
Contract
Risk Managers, Quants and Capital Markets business users. Technical Skills Strong experience with several of the following: * SQL* Oracle/relational databases * Unix/Linux * Shell scripting * Python * Java * XML/JSON * REST APIs/integration technologies * Git or equivalent source-control tools * CI/CD and DevOps processes * Batch … scheduling/enterprise schedulers Strong SQL and Unix/Linux troubleshooting skills are particularly important. Preferred Qualifications * 5-10+ years of Capital Markets technology experience. * 3-5+ years of hands-on Murex MX.3 development/configuration experience. Experience working for a global investment bank or Capital Markets organization. ...

IT Infrastructure Engineer

Location
Camden Town, England, United Kingdom
libraries Maintain integration of Entra ID, Azure, OCI and M365 environments The design, development, administration and support of complex IT infrastructure systems, including Linux and Windows virtual server administration Server host and storage management Messaging and associated services, Active Directory and Azure AD within an M365 environment, Cloud services … with IT Services to resolve escalated issues and improve team efficiency. The ideal IT Infrastructure Engineer, will have Extensive experience with PowerShell, Identity Management, Linux and Oracle platforms Strong understanding of Windows security standards and Entra ID Proficiency in scripting and automation tools like PowerShell Excellent troubleshooting skills ...

Senior Systems Administrator (R5064)

Location
Greater London, England, United Kingdom
support a modern, scalable, and secure IT environment. What you'll do: Provide hands-on desktop, server, and systems administration support for Windows and Linux environments. Install, configure, and troubleshoot hardware and software issues across end-user devices and server systems. Administer user accounts, access control, and group policies using … operations and incident response. Required qualifications: 3+ years of experience in systems administration or enterprise desktop support roles. Strong proficiency in Windows and Linux operating systems. Experience with Active Directory, Azure AD, and identity/access management tools. Knowledge of networking fundamentals (TCP/IP, DNS, DHCP) and endpoint security ...

Software Engineer, Compute London

Location
Greater London, England, United Kingdom
provision infrastructure; you'll get to know Nomad as our scheduler for managing workloads. Rethink the primitives of our infrastructure — working with virtual filesystems, Linux primitives, and low-level virtualisation. Own the reliability and performance of our compute platform, including on-call coverage for a team where every improvement … compute at Vercel. About you: 5+ years of software engineering experience, with Golang strongly preferred. Deep experience with virtual machines, file systems and Linux — you like knowing how things work under the hood (tcpdump, strace, and iptables are familiar tools). Experience building and operating distributed systems at scale ...

Infrastructure Support Engineer - Contract

Location
Greater London, England, United Kingdom
Infrastructure Support Engineer on a six-month contract to run day-to-day support for OLIX's production infrastructure: AWS, GitHub, Cloudflare, Terraform, Ansible, Linux and Kubernetes. You’ll be the first line for every infrastructure request across engineering - unblocking people fast, then removing the cause so the request stops … phones, Microsoft 365, identity provisioning - these stay with the IT support team), or security incident response. Skills & Experience Required: Five or more years of Linux administration on Ubuntu or RHEL: users and permissions, filesystems, storage, networking, SSH, remote desktop. AWS: EC2, S3, IAM, VPC, Secrets Manager. Terraform and Ansible - reading ...

Trade Support Engineer Chicago Trading Company · London, United Kingdom

Location
Greater London, England, United Kingdom
communicating status updates to stakeholders Monitor real-time production environments, respond to anomalies, and elevate as needed Automate workflows and manual processes using Linux, Python, and Bash to improve operational efficiency Collaborate directly with traders and developers to relay critical system and software issues, and assist with patching and recovery … incident response, follow up on lessons learned, and drive continuous improvement of support operations WHAT WE’RE LOOKING FOR Experience troubleshooting in a Linux environment via CLI Knowledge of Python and Bash scripting for automation Prior experience supporting end users in a high-pressure, fast-paced environment Excellent problem-solving ...

Lead Software Engineer - Equities - VP

Location
Greater London, England, United Kingdom
initiatives. Advanced understanding of business line and discipline with some knowledge of competitive environment and other disciplines. Core Java knowledge in a UNIX/Linux environment. Ability to analyse business & technical requirements and translate them into a well designed & programmed solution A logical approach to problem solving and good analytical …/Stash and Jenkins Experience with unit testing frameworks such as JUnit An interest to learn the business supported by the applications Good Linux fundamentals Interest in developing systems for automated market making, DMA or algo trading group in liquid markets (equities, FX, liquid rates, etc.) using FIX protocol Experience ...

Blue Yonder Technical Lead

Hiring Organisation
Unipart
Location
Church End, Greater London, UK
complex warehousing setups Essential expertise in Oracle Database performance troubleshooting, Advanced PL/SQL, standard SQL, and Shell Scripting Strong hands-on knowledge of Linux Operating Systems and Cloud Console Management (AWS or Azure) Demonstrated experience leading large IT/software projects using Agile or iterative methodologies, managing incident escalations … Blue Yonder, JDA, WMS, Dispatcher, Warehouse Management System, Technical Lead, Technical Architect, Solutions Architect, Application Support Lead, Oracle, PL/SQL, SQL, Shell Scripting, Linux, AWS, Azure, ITIL, Incident Management, Root Cause Analysis, Supply Chain Technology, Logistics, Agile, Release Management, iReports ...

Lead Software Engineer - Equities - VP

Location
Greater London, England, United Kingdom
initiatives. Advanced understanding of business line and discipline with some knowledge of competitive environment and other disciplines. Core Java knowledge in a UNIX/Linux environment. Ability to analyse business & technical requirements and translate them into a well designed & programmed solution. A logical approach to problem solving and good analytical …/Stash and Jenkins. Experience with unit testing frameworks such as JUnit. An interest to learn the business supported by the applications. Good Linux fundamentals. Interest in developing systems for automated market making, DMA or algo trading group in liquid markets (equities, FX, liquid rates, etc.) using FIX protocol. Experience ...

SailPoint Engineer

Location
Greater London, England, United Kingdom
role, you will need proven experience as an IAM Engineer with SailPoint technologies, preferably ISC, along with experience working with various technologies including Windows, Linux/Unix, scripting, LDAP, SQL, API, Connectors, and web services. Proficiency in one or more programming languages such as Java is also essential. This … configuring workflows, onboarding applications, JML processes, Recertifications and integration with 3rd party apps and technologies (API, LDAP, SQL, Web Services) Experience with Windows environments, Linux, Unix Programming language: (Java, Python preferred) Experience: Minimum of 3 years of experience in IAM or a related field Problem-solving Skills: Strong analytical ...

Senior Embedded Software Engineer

Location
Greater London, England, United Kingdom
designs, adapt existing systems and diagnose hardware-related issues Integrate modern connectivity and IoT technologies - You’ll integrate peripherals into a mature embedded Linux environment, working with technologies such as Thread, Matter, Wi‐Fi, Bluetooth and cellular IoT Drive technical quality and best practices - You’ll contribute to strong engineering … range of audiences Positive, proactive mindset - You’ll bring energy, ownership and a collaborative approach to problem solving. Desirable Skills Experience with Embedded Linux development, including Yocto, device tree and system-level components Proficiency in C, C++ or Rust for low-level systems programming Experience working with boards, SDKs, toolchains ...

Systems and Security Analyst - London

Location
Greater London, England, United Kingdom
security service delivery across SaaS and IaaS platforms, including AzureAD, M365, and AWS. Support and maintain a diverse hardware and OS ecosystem (Windows, MacOS, Linux, iOS, Android). Execute day‐to‐day IT operational tasks, ranging from complex technical investigations to routine account provisioning, patch management, and vulnerability remediation. Support … Administration: Practical experience with Azure/AzureAD and SSO integrations, M365, AWS. Multi-Platform OS Knowledge: Hands‐on experience supporting and troubleshooting Windows, Mac, Linux, and mobile OS environments. Security & Audit: Practical understanding of security risk management frameworks and audit standards like Cyber Essentials. Relevant certifications (CompTIA Security+, CISM ...

Mid-Level Software Engineer (Python) - RegTech - UK

Location
Greater London, England, United Kingdom
Suade is a market-leading regtech SaaS company with cutting-edge technology that automates regulatory reporting, compliance and financial risk solutions for financial institutions. Our technology outperforms the competition on every metric, and we are ...

Back End Developer

Location
Greater London, England, United Kingdom
Back End Developer London – Kings Cross £85,000 - £105,000 We're hiring Back-End Engineers to build the services Descrial runs on. Investment professionals need APIs and workflows that respect permissions, keep an audit ...

Backend Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
London, United Kingdom
Employment Type
Permanent
Backend Engineer Location: Kings Cross, London Salary: £85,000-105,000 Contract: Permanent Working pattern: In office 3 days a week A newly formed software venture backed by an established global investment-services business is ...

Python/Linux Packaging Engineer (Remote)

Location
Greater London, England, United Kingdom
Canonical is hiring talented Software Engineers with strong Python, packaging and Linux skills to improve the day-to-day workflow of thousands of snap, rock and charm publishers. You will work on Python tooling that builds snaps, charms and rocks, contribute to build systems and automation, and collaborate with ...

Remote Open Source Linux Engineer Upstream Bug Fixes

Location
Greater London, England, United Kingdom
Canonical is hiring a Software Maintenance Engineer to work on Linux-based infrastructure and applications, covering kernel, virtualization (KVM), containers (Docker/LXC/LXD), storage (Ceph), networking, OpenStack, Kubernetes, and related open source projects. The role is remote with teams across time zones and involves upstream bug fixes ...

Senior Platform Engineer — Linux, Automation & Security

Location
Teddington, England, United Kingdom
National Physical Laboratory (NPL) in the United Kingdom seeks a Senior Platform Engineer to lead Linux, tooling and security across enterprise platforms. The role focuses on automation, DevOps practices, PKI, and identity/security services, with travel to sites as required. Fixed-term 12-month contract, with emphasis on resilience ...